<!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Document</title>
</head>

<body>
  <!-- 
    视频
   -->
  <video src="视频地址"></video>

  <!-- 与 <audio> 类似，你也可以提供多个 <source> 元素，以便在不同浏览器中支持多种视频格式。 -->
  <video width="640" height="360" controls>
    <source src="video.mp4" type="video/mp4">
    <source src="video.webm" type="video/webm">
    <embed src="video.webm" type="video/webm">
    Your browser does not support the video tag.
  </video>
</body>

</html>